<div style="background: blue padding-box; border: 2px solid red; border-radius: 10px; width: 300px; height: 300px; position: absolute; top: 10px; left: 10px;">inset and outset</div><div style="border-radius: 10px; background-color: green; width: 304px; height: 304px; position: absolute; top: 10px; left: 360px;">&nbsp;</div>
